src/gtk/print.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        src/gtk/print.cpp
   3 // Author:      Anthony Bretaudeau
   4 // Purpose:     GTK printing support
   5 // Created:     2007-08-25
   6 // RCS-ID:      $Id$
   7 // Copyright:   (c) 2007 wxWidgets development team
   8 // Licence:     wxWindows Licence
   9 /////////////////////////////////////////////////////////////////////////////
  10
  11 // For compilers that support precompilation, includes "wx/wx.h".
  12 #include "wx/wxprec.h"
  13
  14 #ifdef __BORLANDC__
  15 #pragma hdrstop
  16 #endif
  17
  18 #if wxUSE_GTKPRINT
  19
  20 #include "wx/gtk/print.h"
  21
  22 #ifndef WX_PRECOMP
  23 #include "wx/log.h"
  24 #include "wx/dcmemory.h"
  25 #include "wx/dcprint.h"
  26 #include "wx/icon.h"
  27 #include "wx/math.h"
  28 #include "wx/image.h"
  29 #include "wx/module.h"
  30 #include "wx/crt.h"
  31 #endif
  32
  33 #include "wx/fontutil.h"
  34 #include "wx/dynlib.h"
  35 #include "wx/paper.h"
  36
  37 #include <gtk/gtk.h>
  38
  39 #if GTK_CHECK_VERSION(2,14,0)
  40 #include <gtk/gtkunixprint.h>
  41 #else
  42 #include <gtk/gtkpagesetupunixdialog.h>
  43 #endif
  44
  45
  46 #if wxUSE_GRAPHICS_CONTEXT
  47 #include "wx/graphics.h"
  48 #endif
  49
  50 #include "wx/link.h"
  51 wxFORCE_LINK_THIS_MODULE(gtk_print)
  52
  53 #if wxUSE_LIBGNOMEPRINT
  54 #include "wx/gtk/gnome/gprint.h"
  55 #endif
  56
  57 #include "wx/gtk/private/object.h"
  58
  59 // Useful to convert angles from/to Rad to/from Deg.
  60 static const double RAD2DEG  = 180.0 / M_PI;
  61 static const double DEG2RAD  = M_PI / 180.0;
  62
  63 //----------------------------------------------------------------------------
  64 // wxGtkPrintModule
  65 // Initialized when starting the app : if it successfully load the gtk-print framework,
  66 // it uses it. If not, it falls back to gnome print (see /gtk/gnome/gprint.cpp) then
  67 // to postscript if gnomeprint is not available.
  68 //----------------------------------------------------------------------------
  69
  70 class wxGtkPrintModule: public wxModule
  71 {
  72 public:
  73     wxGtkPrintModule()
  74     {
  75 #if wxUSE_LIBGNOMEPRINT
  76         // This module must be initialized AFTER gnomeprint's one
  77         AddDependency(wxCLASSINFO(wxGnomePrintModule));
  78 #endif
  79     }
  80     bool OnInit();
  81     void OnExit() {}
  82
  83 private:
  84     DECLARE_DYNAMIC_CLASS(wxGtkPrintModule)
  85 };
  86
  87 bool wxGtkPrintModule::OnInit()
  88 {
  89 #ifndef __WXGTK3__
  90     if (gtk_check_version(2,10,0) == NULL)
  91 #endif
  92     {
  93         wxPrintFactory::SetPrintFactory( new wxGtkPrintFactory );
  94     }
  95     return true;
  96 }
  97
  98 IMPLEMENT_DYNAMIC_CLASS(wxGtkPrintModule, wxModule)
  99
 100 //----------------------------------------------------------------------------
 101 // wxGtkPrintFactory
 102 //----------------------------------------------------------------------------
 103
 104 wxPrinterBase* wxGtkPrintFactory::CreatePrinter( wxPrintDialogData *data )
 105 {
 106     return new wxGtkPrinter( data );
 107 }
 108
 109 wxPrintPreviewBase *wxGtkPrintFactory::CreatePrintPreview( wxPrintout *preview,
 110                                                     wxPrintout *printout,
 111                                                     wxPrintDialogData *data )
 112 {
 113     return new wxGtkPrintPreview( preview, printout, data );
 114 }
 115
 116 wxPrintPreviewBase *wxGtkPrintFactory::CreatePrintPreview( wxPrintout *preview,
 117                                                     wxPrintout *printout,
 118                                                     wxPrintData *data )
 119 {
 120     return new wxGtkPrintPreview( preview, printout, data );
 121 }
 122
 123 wxPrintDialogBase *wxGtkPrintFactory::CreatePrintDialog( wxWindow *parent,
 124                                                   wxPrintDialogData *data )
 125 {
 126     return new wxGtkPrintDialog( parent, data );
 127 }
 128
 129 wxPrintDialogBase *wxGtkPrintFactory::CreatePrintDialog( wxWindow *parent,
 130                                                   wxPrintData *data )
 131 {
 132     return new wxGtkPrintDialog( parent, data );
 133 }
 134
 135 wxPageSetupDialogBase *wxGtkPrintFactory::CreatePageSetupDialog( wxWindow *parent,
 136                                                           wxPageSetupDialogData * data )
 137 {
 138     return new wxGtkPageSetupDialog( parent, data );
 139 }
 140
 141 bool wxGtkPrintFactory::HasPrintSetupDialog()
 142 {
 143     return false;
 144 }
 145
 146 wxDialog *
 147 wxGtkPrintFactory::CreatePrintSetupDialog(wxWindow * WXUNUSED(parent),
 148                                           wxPrintData * WXUNUSED(data))
 149 {
 150     return NULL;
 151 }
 152
 153 wxDCImpl* wxGtkPrintFactory::CreatePrinterDCImpl( wxPrinterDC *owner, const wxPrintData& data )
 154 {
 155     return new wxGtkPrinterDCImpl( owner, data );
 156 }
 157
 158 bool wxGtkPrintFactory::HasOwnPrintToFile()
 159 {
 160     return true;
 161 }
 162
 163 bool wxGtkPrintFactory::HasPrinterLine()
 164 {
 165     return true;
 166 }
 167
 168 wxString wxGtkPrintFactory::CreatePrinterLine()
 169 {
 170     // redundant now
 171     return wxEmptyString;
 172 }
 173
 174 bool wxGtkPrintFactory::HasStatusLine()
 175 {
 176     // redundant now
 177     return true;
 178 }
 179
 180 wxString wxGtkPrintFactory::CreateStatusLine()
 181 {
 182     // redundant now
 183     return wxEmptyString;
 184 }
 185
 186 wxPrintNativeDataBase *wxGtkPrintFactory::CreatePrintNativeData()
 187 {
 188     return new wxGtkPrintNativeData;
 189 }
 190
 191 //----------------------------------------------------------------------------
 192 // Callback functions for Gtk Printings.
 193 //----------------------------------------------------------------------------
 194
 195 // We use it to pass useful objects to GTK printing callback functions.
 196 struct wxPrinterToGtkData
 197 {
 198    wxGtkPrinter * printer;
 199    wxPrintout * printout;
 200 };
 201
 202 extern "C"
 203 {
 204     static void gtk_begin_print_callback (GtkPrintOperation *operation, GtkPrintContext *context, gpointer user_data)
 205     {
 206         wxPrinterToGtkData *data = (wxPrinterToGtkData *) user_data;
 207
 208         data->printer->BeginPrint(data->printout, operation, context);
 209     }
 210
 211     static void gtk_draw_page_print_callback (GtkPrintOperation *operation, GtkPrintContext *context, gint page_nr, gpointer user_data)
 212     {
 213         wxPrinterToGtkData *data = (wxPrinterToGtkData *) user_data;
 214
 215         data->printer->DrawPage(data->printout, operation, context, page_nr);
 216     }
 217
 218     static void gtk_end_print_callback(GtkPrintOperation * WXUNUSED(operation),
 219                                        GtkPrintContext * WXUNUSED(context),
 220                                        gpointer user_data)
 221     {
 222         wxPrintout *printout = (wxPrintout *) user_data;
 223
 224         printout->OnEndPrinting();
 225     }
 226 }
 227
 228 //----------------------------------------------------------------------------
 229 // wxGtkPrintNativeData
 230 //----------------------------------------------------------------------------
 231
 232 IMPLEMENT_CLASS(wxGtkPrintNativeData, wxPrintNativeDataBase)
 233
 234 wxGtkPrintNativeData::wxGtkPrintNativeData()
 235 {
 236     m_config = gtk_print_settings_new();
 237     m_job = gtk_print_operation_new();
 238     m_context = NULL;
 239 }
 240
 241 wxGtkPrintNativeData::~wxGtkPrintNativeData()
 242 {
 243     g_object_unref(m_job);
 244     g_object_unref(m_config);
 245 }
 246
 247 // Convert datas stored in m_config to a wxPrintData.
 248 // Called by wxPrintData::ConvertFromNative().
 249 bool wxGtkPrintNativeData::TransferTo( wxPrintData &data )
 250 {
 251     if(!m_config)
 252         return false;
 253
 254     int resolution = gtk_print_settings_get_resolution(m_config);
 255     if ( resolution > 0 )
 256     {
 257         // if resolution is explicitly set, use it
 258         data.SetQuality(resolution);
 259     }
 260     else // use more vague "quality"
 261     {
 262         GtkPrintQuality quality = gtk_print_settings_get_quality(m_config);
 263         if (quality == GTK_PRINT_QUALITY_HIGH)
 264             data.SetQuality(wxPRINT_QUALITY_HIGH);
 265         else if (quality == GTK_PRINT_QUALITY_LOW)
 266             data.SetQuality(wxPRINT_QUALITY_LOW);
 267         else if (quality == GTK_PRINT_QUALITY_DRAFT)
 268             data.SetQuality(wxPRINT_QUALITY_DRAFT);
 269         else
 270             data.SetQuality(wxPRINT_QUALITY_MEDIUM);
 271     }
 272
 273     data.SetNoCopies(gtk_print_settings_get_n_copies(m_config));
 274
 275     data.SetColour(gtk_print_settings_get_use_color(m_config));
 276
 277     switch (gtk_print_settings_get_duplex(m_config))
 278     {
 279         case GTK_PRINT_DUPLEX_SIMPLEX:      data.SetDuplex (wxDUPLEX_SIMPLEX);
 280                                             break;
 281
 282         case GTK_PRINT_DUPLEX_HORIZONTAL:   data.SetDuplex (wxDUPLEX_HORIZONTAL);
 283                                             break;
 284
 285         default:
 286         case GTK_PRINT_DUPLEX_VERTICAL:      data.SetDuplex (wxDUPLEX_VERTICAL);
 287                                             break;
 288     }
 289
 290     GtkPageOrientation orientation = gtk_print_settings_get_orientation (m_config);
 291     if (orientation == GTK_PAGE_ORIENTATION_PORTRAIT)
 292     {
 293         data.SetOrientation(wxPORTRAIT);
 294         data.SetOrientationReversed(false);
 295     }
 296     else if (orientation == GTK_PAGE_ORIENTATION_LANDSCAPE)
 297     {
 298         data.SetOrientation(wxLANDSCAPE);
 299         data.SetOrientationReversed(false);
 300     }
 301     else if (orientation == GTK_PAGE_ORIENTATION_REVERSE_PORTRAIT)
 302     {
 303         data.SetOrientation(wxPORTRAIT);
 304         data.SetOrientationReversed(true);
 305     }
 306     else if (orientation == GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE)
 307     {
 308         data.SetOrientation(wxLANDSCAPE);
 309         data.SetOrientationReversed(true);
 310     }
 311
 312     data.SetCollate(gtk_print_settings_get_collate (m_config));
 313
 314     // Paper formats : these are the most common paper formats.
 315     GtkPaperSize *paper_size = gtk_print_settings_get_paper_size (m_config);
 316     if (!paper_size)
 317         data.SetPaperId(wxPAPER_NONE);
 318     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_A3)))
 319         data.SetPaperId(wxPAPER_A3);
 320     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_A4)))
 321         data.SetPaperId(wxPAPER_A4);
 322     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_A5)))
 323         data.SetPaperId(wxPAPER_A5);
 324     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_B5)))
 325         data.SetPaperId(wxPAPER_B5);
 326     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_LETTER)))
 327         data.SetPaperId(wxPAPER_LETTER);
 328     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_LEGAL)))
 329         data.SetPaperId(wxPAPER_LEGAL);
 330     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new (GTK_PAPER_NAME_EXECUTIVE)))
 331         data.SetPaperId(wxPAPER_EXECUTIVE);
 332     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"na_number-10")))
 333         data.SetPaperId(wxPAPER_ENV_10);
 334     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c5")))
 335         data.SetPaperId(wxPAPER_ENV_C5);
 336     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c6")))
 337         data.SetPaperId(wxPAPER_ENV_C6);
 338     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"jis-b5")))
 339         data.SetPaperId(wxPAPER_B5_TRANSVERSE);
 340     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b5")))
 341         data.SetPaperId(wxPAPER_ENV_B5);
 342     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"na_monarch")))
 343         data.SetPaperId(wxPAPER_ENV_MONARCH);
 344     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-c")))
 345         data.SetPaperId( wxPAPER_CSHEET);
 346     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-d")))
 347         data.SetPaperId( wxPAPER_DSHEET);
 348     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-e")))
 349         data.SetPaperId( wxPAPER_ESHEET);
 350     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"letter")))
 351         data.SetPaperId( wxPAPER_LETTERSMALL);
 352     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"engineering-b")))
 353         data.SetPaperId( wxPAPER_TABLOID);
 354     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"ledger")))
 355         data.SetPaperId( wxPAPER_LEDGER);
 356     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"statement")))
 357         data.SetPaperId( wxPAPER_STATEMENT);
 358     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( GTK_PAPER_NAME_A4 )))
 359         data.SetPaperId( wxPAPER_A4SMALL);
 360     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b4")))
 361         data.SetPaperId( wxPAPER_B4);
 362     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"folio")))
 363         data.SetPaperId( wxPAPER_FOLIO);
 364     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"quarto")))
 365         data.SetPaperId( wxPAPER_QUARTO);
 366     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"10x14")))
 367         data.SetPaperId( wxPAPER_10X14);
 368     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"ledger")))
 369         data.SetPaperId( wxPAPER_11X17);
 370     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"letter")))
 371         data.SetPaperId( wxPAPER_NOTE);
 372     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"na-number-9-envelope")))
 373         data.SetPaperId( wxPAPER_ENV_9);
 374     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"number-11")))
 375         data.SetPaperId( wxPAPER_ENV_11);
 376     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"number-12")))
 377         data.SetPaperId( wxPAPER_ENV_12);
 378     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"number-14")))
 379         data.SetPaperId( wxPAPER_ENV_14);
 380     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-designated")))
 381         data.SetPaperId( wxPAPER_ENV_DL);
 382     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c3")))
 383         data.SetPaperId( wxPAPER_ENV_C3);
 384     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-c4")))
 385         data.SetPaperId( wxPAPER_ENV_C4);
 386     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"c6/c5")))
 387         data.SetPaperId( wxPAPER_ENV_C65);
 388     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b4")))
 389         data.SetPaperId( wxPAPER_ENV_B4);
 390     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"iso-b6")))
 391             data.SetPaperId( wxPAPER_ENV_B6);
 392     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"Italian")))
 393         data.SetPaperId( wxPAPER_ENV_ITALY);
 394     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"personal")))
 395         data.SetPaperId( wxPAPER_ENV_PERSONAL);
 396     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"fanfold-us")))
 397         data.SetPaperId( wxPAPER_FANFOLD_US);
 398     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"fanfold-European")))
 399         data.SetPaperId( wxPAPER_FANFOLD_STD_GERMAN);
 400     else if (gtk_paper_size_is_equal(paper_size,gtk_paper_size_new ( (const gchar*)"foolscap")))
 401         data.SetPaperId( wxPAPER_FANFOLD_LGL_GERMAN);
 402     else
 403         data.SetPaperId(wxPAPER_NONE);
 404
 405     data.SetPrinterName(gtk_print_settings_get_printer(m_config));
 406
 407     return true;
 408 }
 409
 410 // Put datas given by the wxPrintData into m_config.
 411 // Called by wxPrintData::ConvertToNative().
 412 bool wxGtkPrintNativeData::TransferFrom( const wxPrintData &data )
 413 {
 414     if(!m_config)
 415         return false;
 416
 417     wxPrintQuality quality = data.GetQuality();
 418     if (quality == wxPRINT_QUALITY_HIGH)
 419         gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_HIGH);
 420     else if (quality == wxPRINT_QUALITY_MEDIUM)
 421         gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_NORMAL);
 422     else if (quality == wxPRINT_QUALITY_LOW)
 423         gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_LOW);
 424     else if (quality == wxPRINT_QUALITY_DRAFT)
 425         gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_DRAFT);
 426     else if (quality > 1)
 427         gtk_print_settings_set_resolution (m_config, quality);
 428     else
 429         gtk_print_settings_set_quality (m_config, GTK_PRINT_QUALITY_NORMAL);
 430
 431     gtk_print_settings_set_n_copies(m_config, data.GetNoCopies());
 432
 433     gtk_print_settings_set_use_color(m_config, data.GetColour());
 434
 435     switch (data.GetDuplex())
 436     {
 437         case wxDUPLEX_SIMPLEX:      gtk_print_settings_set_duplex (m_config, GTK_PRINT_DUPLEX_SIMPLEX);
 438                                 break;
 439
 440         case wxDUPLEX_HORIZONTAL:   gtk_print_settings_set_duplex (m_config, GTK_PRINT_DUPLEX_HORIZONTAL);
 441                                 break;
 442
 443         default:
 444         case wxDUPLEX_VERTICAL:      gtk_print_settings_set_duplex (m_config, GTK_PRINT_DUPLEX_VERTICAL);
 445                                 break;
 446     }
 447
 448     if (!data.IsOrientationReversed())
 449     {
 450         if (data.GetOrientation() == wxLANDSCAPE)
 451             gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_LANDSCAPE);
 452         else
 453             gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_PORTRAIT);
 454     }
 455     else {
 456         if (data.GetOrientation() == wxLANDSCAPE)
 457             gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_REVERSE_LANDSCAPE);
 458         else
 459             gtk_print_settings_set_orientation (m_config, GTK_PAGE_ORIENTATION_REVERSE_PORTRAIT);
 460     }
 461
 462     gtk_print_settings_set_collate (m_config, data.GetCollate());
 463
 464     // Paper formats: these are the most common paper formats.
 465     switch (data.GetPaperId())
 466     {
 467         case wxPAPER_A3:        gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A3));
 468                                 break;
 469         case wxPAPER_A4:        gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A4));
 470                                 break;
 471         case wxPAPER_A5:        gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A5));
 472                                 break;
 473         case wxPAPER_B5_TRANSVERSE:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "jis-b5"));
 474                                 break;
 475         case wxPAPER_B5:        gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_B5));
 476                                 break;
 477         case wxPAPER_LETTER:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_LETTER));
 478                                 break;
 479         case wxPAPER_LEGAL:     gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_LEGAL));
 480                                 break;
 481         case wxPAPER_EXECUTIVE: gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_EXECUTIVE));
 482                                 break;
 483         case wxPAPER_ENV_10:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "na_number-10"));
 484                                 break;
 485         case wxPAPER_ENV_C5:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c5"));
 486                                 break;
 487         case wxPAPER_ENV_C6:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c6"));
 488                                 break;
 489         case wxPAPER_ENV_B5:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c5b5"));
 490                                 break;
 491         case wxPAPER_ENV_MONARCH:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "na_monarch"));
 492                                 break;
 493         case wxPAPER_CSHEET:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-c"));
 494                                 break;
 495         case wxPAPER_DSHEET:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-d"));
 496                                 break;
 497         case wxPAPER_ESHEET:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-e"));
 498                                 break;
 499         case wxPAPER_LETTERSMALL:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "letter"));
 500                                 break;
 501         case wxPAPER_TABLOID:   gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "engineering-b"));
 502                                 break;
 503         case wxPAPER_LEDGER:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "ledger"));
 504                                 break;
 505         case wxPAPER_STATEMENT:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "statement"));
 506                                 break;
 507         case wxPAPER_A4SMALL:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new (GTK_PAPER_NAME_A4));
 508                                 break;
 509         case wxPAPER_B4:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-b4"));
 510                                 break;
 511         case wxPAPER_FOLIO:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "folio"));
 512                                 break;
 513         case wxPAPER_QUARTO:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "quarto"));
 514                                 break;
 515         case wxPAPER_10X14:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "10x14"));
 516                                 break;
 517         case wxPAPER_11X17:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "ledger"));
 518                                 break;
 519         case wxPAPER_NOTE:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "letter"));
 520                                 break;
 521         case wxPAPER_ENV_9:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "na-number-9-envelope"));
 522                                 break;
 523         case wxPAPER_ENV_11:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "number-11"));
 524                                 break;
 525         case wxPAPER_ENV_12:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "number-12"));
 526                                 break;
 527         case wxPAPER_ENV_14:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "number-14"));
 528                                 break;
 529         case wxPAPER_ENV_DL:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-designated"));
 530                                 break;
 531         case wxPAPER_ENV_C3:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c3"));
 532                                 break;
 533         case wxPAPER_ENV_C4:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-c4"));
 534                                 break;
 535         case wxPAPER_ENV_C65:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "c6/c5"));
 536                                 break;
 537         case wxPAPER_ENV_B4:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-b4"));
 538                                 break;
 539         case wxPAPER_ENV_B6:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "iso-b6"));
 540                                 break;
 541         case wxPAPER_ENV_ITALY:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "Italian"));
 542                                 break;
 543         case wxPAPER_ENV_PERSONAL:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "personal"));
 544                                 break;
 545         case wxPAPER_FANFOLD_US:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "fanfold-us"));
 546                                 break;
 547         case wxPAPER_FANFOLD_STD_GERMAN:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "fanfold-European"));
 548                                 break;
 549         case wxPAPER_FANFOLD_LGL_GERMAN:    gtk_print_settings_set_paper_size(m_config, gtk_paper_size_new ((const gchar*) "foolscap"));
 550                                 break;
 551         case wxPAPER_NONE:
 552         default:                break;
 553     }
 554
 555     gtk_print_settings_set_printer(m_config, data.GetPrinterName().utf8_str());
 556
 557     return true;
 558 }
 559
 560 void wxGtkPrintNativeData::SetPrintConfig( GtkPrintSettings * config )
 561 {
 562     if (config)
 563         m_config = gtk_print_settings_copy(config);
 564 }
 565
 566 // Extract page setup from settings.
 567 GtkPageSetup* wxGtkPrintNativeData::GetPageSetupFromSettings(GtkPrintSettings* settings)
 568 {
 569     GtkPageSetup* page_setup = gtk_page_setup_new();
 570     gtk_page_setup_set_orientation (page_setup, gtk_print_settings_get_orientation (settings));
 571
 572     GtkPaperSize *paper_size = gtk_print_settings_get_paper_size (settings);
 573     if (paper_size != NULL)
 574         gtk_page_setup_set_paper_size_and_default_margins (page_setup, paper_size);
 575
 576     return page_setup;
 577 }
 578
 579 // Insert page setup into a given GtkPrintSettings.
 580 void wxGtkPrintNativeData::SetPageSetupToSettings(GtkPrintSettings* settings, GtkPageSetup* page_setup)
 581 {
 582     gtk_print_settings_set_orientation ( settings, gtk_page_setup_get_orientation (page_setup));
 583     gtk_print_settings_set_paper_size ( settings, gtk_page_setup_get_paper_size (page_setup));
 584 }
 585
 586 //----------------------------------------------------------------------------
 587 // wxGtkPrintDialog
 588 //----------------------------------------------------------------------------
 589
 590 IMPLEMENT_CLASS(wxGtkPrintDialog, wxPrintDialogBase)
 591
 592 wxGtkPrintDialog::wxGtkPrintDialog( wxWindow *parent, wxPrintDialogData *data )
 593                     : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
 594                                wxPoint(0, 0), wxSize(600, 600),
 595                                wxDEFAULT_DIALOG_STYLE |
 596                                wxTAB_TRAVERSAL)
 597 {
 598     if (data)
 599         m_printDialogData = *data;
 600
 601     m_parent = parent;
 602     SetShowDialog(true);
 603 }
 604
 605 wxGtkPrintDialog::wxGtkPrintDialog( wxWindow *parent, wxPrintData *data )
 606                     : wxPrintDialogBase(parent, wxID_ANY, _("Print"),
 607                                wxPoint(0, 0), wxSize(600, 600),
 608                                wxDEFAULT_DIALOG_STYLE |
 609                                wxTAB_TRAVERSAL)
 610 {
 611     if (data)
 612         m_printDialogData = *data;
 613
 614     m_parent = parent;
 615     SetShowDialog(true);
 616 }
 617
 618
 619 wxGtkPrintDialog::~wxGtkPrintDialog()
 620 {
 621 }
 622
 623 // This is called even if we actually don't want the dialog to appear.
 624 int wxGtkPrintDialog::ShowModal()
 625 {
 626     // We need to restore the settings given in the constructor.
 627     wxPrintData data = m_printDialogData.GetPrintData();
 628     wxGtkPrintNativeData *native =
 629       (wxGtkPrintNativeData*) data.GetNativeData();
 630     data.ConvertToNative();
 631
 632     GtkPrintSettings * settings = native->GetPrintConfig();
 633
 634     // We have to restore pages to print here because they're stored in a wxPrintDialogData and ConvertToNative only works for wxPrintData.
 635     int fromPage = m_printDialogData.GetFromPage();
 636     int toPage = m_printDialogData.GetToPage();
 637     if (m_printDialogData.GetSelection())
 638         gtk_print_settings_set_print_pages(settings, GTK_PRINT_PAGES_CURRENT);
 639     else if (m_printDialogData.GetAllPages())
 640         gtk_print_settings_set_print_pages(settings, GTK_PRINT_PAGES_ALL);
 641     else {
 642         gtk_print_settings_set_print_pages(settings, GTK_PRINT_PAGES_RANGES);
 643         GtkPageRange *range;
 644         range = g_new (GtkPageRange, 1);
 645         range[0].start = fromPage-1;
 646         range[0].end = (toPage >= fromPage) ? toPage-1 : fromPage-1;
 647         gtk_print_settings_set_page_ranges (settings, range, 1);
 648     }
 649
 650     GtkPrintOperation * const printOp = native->GetPrintJob();
 651
 652     // If the settings are OK, we restore it.
 653     if (settings != NULL)
 654         gtk_print_operation_set_print_settings (printOp, settings);
 655     gtk_print_operation_set_default_page_setup (printOp, native->GetPageSetupFromSettings(settings));
 656
 657     // Show the dialog if needed.
 658     GError* gError = NULL;
 659     GtkPrintOperationResult response = gtk_print_operation_run
 660                                        (
 661                                            printOp,
 662                                            GetShowDialog()
 663                                             ? GTK_PRINT_OPERATION_ACTION_PRINT_DIALOG
 664                                             : GTK_PRINT_OPERATION_ACTION_PRINT,
 665                                            m_parent
 666                                             ? GTK_WINDOW(gtk_widget_get_toplevel(m_parent->m_widget))
 667                                             : NULL,
 668                                            &gError
 669                                        );
 670
 671     // Does everything went well?
 672     if (response == GTK_PRINT_OPERATION_RESULT_CANCEL)
 673     {
 674         return wxID_CANCEL;
 675     }
 676     else if (response == GTK_PRINT_OPERATION_RESULT_ERROR)
 677     {
 678         wxLogError(_("Error while printing: ") + wxString(gError ? gError->message : "???"));
 679         g_error_free (gError);
 680         return wxID_NO; // We use wxID_NO because there is no wxID_ERROR available
 681     }
 682
 683     // Now get the settings and save it.
 684     GtkPrintSettings* newSettings = gtk_print_operation_get_print_settings(printOp);
 685     native->SetPrintConfig(newSettings);
 686     data.ConvertFromNative();
 687
 688     // Set PrintDialogData variables
 689     m_printDialogData.SetPrintData(data);
 690     m_printDialogData.SetCollate(data.GetCollate());
 691     m_printDialogData.SetNoCopies(data.GetNoCopies());
 692     m_printDialogData.SetPrintToFile(data.GetPrinterName() == "Print to File");
 693
 694     // Same problem as a few lines before.
 695     switch (gtk_print_settings_get_print_pages(newSettings))
 696     {
 697         case GTK_PRINT_PAGES_CURRENT:
 698             m_printDialogData.SetSelection( true );
 699             break;
 700         case GTK_PRINT_PAGES_RANGES:
 701             {// wxWidgets doesn't support multiple ranges, so we can only save the first one even if the user wants to print others.
 702             // For example, the user enters "1-3;5-7" in the dialog: pages 1-3 and 5-7 will be correctly printed when the user
 703             // will hit "OK" button. However we can only save 1-3 in the print data.
 704             gint num_ranges = 0;
 705             GtkPageRange* range;
 706             range = gtk_print_settings_get_page_ranges (newSettings, &num_ranges);
 707             if (num_ranges >= 1)
 708             {
 709                 m_printDialogData.SetFromPage( range[0].start );
 710                 m_printDialogData.SetToPage( range[0].end );
 711             }
 712             else {
 713                 m_printDialogData.SetAllPages( true );
 714                 m_printDialogData.SetFromPage( 0 );
 715                 m_printDialogData.SetToPage( 9999 );
 716             }
 717             break;}
 718         case GTK_PRINT_PAGES_ALL:
 719         default:
 720             m_printDialogData.SetAllPages( true );
 721             m_printDialogData.SetFromPage( 0 );
 722             m_printDialogData.SetToPage( 9999 );
 723             break;
 724     }
 725
 726     return wxID_OK;
 727 }
 728
 729 //----------------------------------------------------------------------------
 730 // wxGtkPageSetupDialog
 731 //----------------------------------------------------------------------------
 732
 733 IMPLEMENT_CLASS(wxGtkPageSetupDialog, wxPageSetupDialogBase)
 734
 735 wxGtkPageSetupDialog::wxGtkPageSetupDialog( wxWindow *parent,
 736                             wxPageSetupDialogData* data )
 737 {
 738     if (data)
 739         m_pageDialogData = *data;
 740
 741     m_parent = parent;
 742 }
 743
 744 wxGtkPageSetupDialog::~wxGtkPageSetupDialog()
 745 {
 746 }
 747
 748 int wxGtkPageSetupDialog::ShowModal()
 749 {
 750     // Get the config.
 751     m_pageDialogData.GetPrintData().ConvertToNative();
 752     wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) m_pageDialogData.GetPrintData().GetNativeData();
 753     GtkPrintSettings* nativeData = native->GetPrintConfig();
 754
 755     // We only need the pagesetup data which are part of the settings.
 756     GtkPageSetup* oldPageSetup = native->GetPageSetupFromSettings(nativeData);
 757
 758     // If the user used a custom paper format the last time he printed, we have to restore it too.
 759     if (m_pageDialogData.GetPrintData().GetPaperId() == wxPAPER_NONE)
 760     {
 761         wxSize customPaperSize = m_pageDialogData.GetPaperSize();
 762         if (customPaperSize.GetWidth() > 0 && customPaperSize.GetHeight() > 0)
 763         {
 764             wxString title = _("Custom size");
 765             GtkPaperSize* customSize = gtk_paper_size_new_custom ("custom", title.mb_str(), (gdouble) customPaperSize.GetWidth(), (gdouble) customPaperSize.GetHeight(), GTK_UNIT_MM);
 766             gtk_page_setup_set_paper_size_and_default_margins (oldPageSetup, customSize);
 767             g_object_unref(customSize);
 768         }
 769     }
 770
 771
 772     // Set selected printer
 773     gtk_print_settings_set(nativeData, "format-for-printer",
 774                            gtk_print_settings_get_printer(nativeData));
 775
 776     // Create custom dialog
 777     wxString title(GetTitle());
 778     if ( title.empty() )
 779         title = _("Page Setup");
 780     GtkWidget *
 781         dlg = gtk_page_setup_unix_dialog_new(title.utf8_str(),
 782                                              m_parent
 783                                                 ? GTK_WINDOW(m_parent->m_widget)
 784                                                 : NULL);
 785
 786     gtk_page_setup_unix_dialog_set_print_settings(
 787         GTK_PAGE_SETUP_UNIX_DIALOG(dlg), nativeData);
 788     gtk_page_setup_unix_dialog_set_page_setup(
 789         GTK_PAGE_SETUP_UNIX_DIALOG(dlg), oldPageSetup);
 790
 791     int result = gtk_dialog_run(GTK_DIALOG(dlg));
 792     gtk_widget_hide(dlg);
 793
 794     switch ( result )
 795     {
 796         case GTK_RESPONSE_OK:
 797         case GTK_RESPONSE_APPLY:
 798             {
 799                 // Store Selected Printer Name
 800                 gtk_print_settings_set_printer
 801                 (
 802                     nativeData,
 803                     gtk_print_settings_get(nativeData, "format-for-printer")
 804                 );
 805
 806                 wxGtkObject<GtkPageSetup>
 807                     newPageSetup(gtk_page_setup_unix_dialog_get_page_setup(
 808                                         GTK_PAGE_SETUP_UNIX_DIALOG(dlg)));
 809                 native->SetPageSetupToSettings(nativeData, newPageSetup);
 810
 811                 m_pageDialogData.GetPrintData().ConvertFromNative();
 812
 813                 // Store custom paper format if any.
 814                 if ( m_pageDialogData.GetPrintData().GetPaperId() == wxPAPER_NONE )
 815                 {
 816                     gdouble ml,mr,mt,mb,pw,ph;
 817                     ml = gtk_page_setup_get_left_margin (newPageSetup, GTK_UNIT_MM);
 818                     mr = gtk_page_setup_get_right_margin (newPageSetup, GTK_UNIT_MM);
 819                     mt = gtk_page_setup_get_top_margin (newPageSetup, GTK_UNIT_MM);
 820                     mb = gtk_page_setup_get_bottom_margin (newPageSetup, GTK_UNIT_MM);
 821
 822                     pw = gtk_page_setup_get_paper_width (newPageSetup, GTK_UNIT_MM);
 823                     ph = gtk_page_setup_get_paper_height (newPageSetup, GTK_UNIT_MM);
 824
 825                     m_pageDialogData.SetMarginTopLeft(wxPoint((int)(ml+0.5),
 826                                                               (int)(mt+0.5)));
 827                     m_pageDialogData.SetMarginBottomRight(wxPoint((int)(mr+0.5),
 828                                                                   (int)(mb+0.5)));
 829
 830                     m_pageDialogData.SetPaperSize(wxSize((int)(pw+0.5),
 831                                                          (int)(ph+0.5)));
 832                 }
 833
 834                 result = wxID_OK;
 835             }
 836             break;
 837
 838         default:
 839         case GTK_RESPONSE_CANCEL:
 840             result = wxID_CANCEL;
 841             break;
 842     }
 843
 844     gtk_widget_destroy(dlg);
 845
 846     return result;
 847 }
 848
 849 //----------------------------------------------------------------------------
 850 // wxGtkPrinter
 851 //----------------------------------------------------------------------------
 852
 853 IMPLEMENT_CLASS(wxGtkPrinter, wxPrinterBase)
 854
 855 wxGtkPrinter::wxGtkPrinter( wxPrintDialogData *data ) :
 856     wxPrinterBase( data )
 857 {
 858     m_gpc = NULL;
 859
 860     if (data)
 861         m_printDialogData = *data;
 862 }
 863
 864 wxGtkPrinter::~wxGtkPrinter()
 865 {
 866 }
 867
 868 bool wxGtkPrinter::Print(wxWindow *parent, wxPrintout *printout, bool prompt )
 869 {
 870     if (!printout)
 871     {
 872         sm_lastError = wxPRINTER_ERROR;
 873         return false;
 874     }
 875
 876     // Let's correct the PageInfo just in case the app gives wrong values.
 877     int fromPage, toPage;
 878     int minPage, maxPage;
 879     printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
 880     m_printDialogData.SetAllPages(true);
 881
 882     if (minPage < 1) minPage = 1;
 883     if (maxPage < 1) maxPage = 9999;
 884     if (maxPage < minPage) maxPage = minPage;
 885
 886     m_printDialogData.SetMinPage(minPage);
 887     m_printDialogData.SetMaxPage(maxPage);
 888     if (fromPage != 0)
 889     {
 890         if (fromPage < minPage) fromPage = minPage;
 891         else if (fromPage > maxPage) fromPage = maxPage;
 892         m_printDialogData.SetFromPage(fromPage);
 893     }
 894     if (toPage != 0)
 895     {
 896         m_printDialogData.SetToPage(toPage);
 897         if (toPage > maxPage) toPage = maxPage;
 898         else if (toPage < minPage) toPage = minPage;
 899     }
 900
 901     if (((minPage != fromPage) && fromPage != 0) || ((maxPage != toPage) && toPage != 0)) m_printDialogData.SetAllPages(false);
 902
 903
 904     wxPrintData printdata = GetPrintDialogData().GetPrintData();
 905     wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) printdata.GetNativeData();
 906
 907     GtkPrintOperation * const printOp = native->GetPrintJob();
 908
 909     wxPrinterToGtkData dataToSend;
 910     dataToSend.printer = this;
 911     dataToSend.printout = printout;
 912
 913     // These Gtk signals are caught here.
 914     g_signal_connect (printOp, "begin-print", G_CALLBACK (gtk_begin_print_callback), &dataToSend);
 915     g_signal_connect (printOp, "draw-page", G_CALLBACK (gtk_draw_page_print_callback), &dataToSend);
 916     g_signal_connect (printOp, "end-print", G_CALLBACK (gtk_end_print_callback), printout);
 917
 918     // This is used to setup the DC and
 919     // show the dialog if desired
 920     wxGtkPrintDialog dialog( parent, &m_printDialogData );
 921     dialog.SetPrintDC(m_dc);
 922     dialog.SetShowDialog(prompt);
 923
 924     // doesn't necessarily show
 925     int ret = dialog.ShowModal();
 926     if (ret == wxID_CANCEL)
 927     {
 928         sm_lastError = wxPRINTER_CANCELLED;
 929     }
 930     if (ret == wxID_NO)
 931     {
 932         sm_lastError = wxPRINTER_ERROR;
 933         wxFAIL_MSG(_("The print dialog returned an error."));
 934     }
 935
 936     return (sm_lastError == wxPRINTER_NO_ERROR);
 937 }
 938
 939 void wxGtkPrinter::BeginPrint(wxPrintout *printout, GtkPrintOperation *operation, GtkPrintContext *context)
 940 {
 941     wxPrintData printdata = GetPrintDialogData().GetPrintData();
 942     wxGtkPrintNativeData *native = (wxGtkPrintNativeData*) printdata.GetNativeData();
 943
 944     // We need to update printdata with the new data from the dialog and we
 945     // have to do this here because this method needs this new data and we
 946     // cannot update it earlier
 947     native->SetPrintConfig(gtk_print_operation_get_print_settings(operation));
 948     printdata.ConvertFromNative();
 949
 950     SetPrintContext(context);
 951     native->SetPrintContext( context );
 952
 953     wxPrinterDC *printDC = new wxPrinterDC( printdata );
 954     m_dc = printDC;
 955
 956     if (!m_dc->IsOk())
 957     {
 958         if (sm_lastError != wxPRINTER_CANCELLED)
 959         {
 960             sm_lastError = wxPRINTER_ERROR;
 961             wxFAIL_MSG(_("The wxGtkPrinterDC cannot be used."));
 962         }
 963         return;
 964     }
 965
 966     printout->SetPPIScreen(wxGetDisplayPPI());
 967     printout->SetPPIPrinter( printDC->GetResolution(),
 968                              printDC->GetResolution() );
 969
 970     printout->SetDC(m_dc);
 971
 972     int w, h;
 973     m_dc->GetSize(&w, &h);
 974     printout->SetPageSizePixels((int)w, (int)h);
 975     printout->SetPaperRectPixels(wxRect(0, 0, w, h));
 976     int mw, mh;
 977     m_dc->GetSizeMM(&mw, &mh);
 978     printout->SetPageSizeMM((int)mw, (int)mh);
 979     printout->OnPreparePrinting();
 980
 981     // Get some parameters from the printout, if defined.
 982     int fromPage, toPage;
 983     int minPage, maxPage;
 984     printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
 985
 986     if (maxPage == 0)
 987     {
 988         sm_lastError = wxPRINTER_ERROR;
 989         wxFAIL_MSG(_("wxPrintout::GetPageInfo gives a null maxPage."));
 990         return;
 991     }
 992
 993     printout->OnBeginPrinting();
 994
 995     int numPages = 0;
 996
 997     // If we're not previewing we need to calculate the number of pages to print.
 998     // If we're previewing, Gtk Print will render every pages without wondering about the page ranges the user may
 999     // have defined in the dialog. So the number of pages is the maximum available.
1000     if (!printout->IsPreview())
1001     {
1002         GtkPrintSettings * settings = gtk_print_operation_get_print_settings (operation);
1003         switch (gtk_print_settings_get_print_pages(settings))
1004         {
1005             case GTK_PRINT_PAGES_CURRENT:
1006                 numPages = 1;
1007                 break;
1008             case GTK_PRINT_PAGES_RANGES:
1009                 {gint num_ranges = 0;
1010                 GtkPageRange* range;
1011                 int i;
1012                 range = gtk_print_settings_get_page_ranges (settings, &num_ranges);
1013                 for (i=0; i<num_ranges; i++)
1014                 {
1015                     if (range[i].end < range[i].start) range[i].end = range[i].start;
1016                     if (range[i].start < minPage-1) range[i].start = minPage-1;
1017                     if (range[i].end > maxPage-1) range[i].end = maxPage-1;
1018                     if (range[i].start > maxPage-1) range[i].start = maxPage-1;
1019                     numPages += range[i].end - range[i].start + 1;
1020                 }
1021                 gtk_print_settings_set_page_ranges (settings, range, 1);
1022                 break;}
1023             case GTK_PRINT_PAGES_ALL:
1024             default:
1025                 numPages = maxPage - minPage + 1;
1026                 break;
1027         }
1028     }
1029     else numPages = maxPage - minPage + 1;
1030
1031     gtk_print_operation_set_n_pages(operation, numPages);
1032 }
1033
1034 void wxGtkPrinter::DrawPage(wxPrintout *printout,
1035                             GtkPrintOperation *operation,
1036                             GtkPrintContext * WXUNUSED(context),
1037                             int page_nr)
1038 {
1039     int fromPage, toPage, minPage, maxPage, startPage, endPage;
1040     printout->GetPageInfo(&minPage, &maxPage, &fromPage, &toPage);
1041
1042     int numPageToDraw = page_nr + minPage;
1043     if (numPageToDraw < minPage) numPageToDraw = minPage;
1044     if (numPageToDraw > maxPage) numPageToDraw = maxPage;
1045
1046     GtkPrintSettings * settings = gtk_print_operation_get_print_settings (operation);
1047     switch (gtk_print_settings_get_print_pages(settings))
1048     {
1049         case GTK_PRINT_PAGES_CURRENT:
1050             g_object_get_property((GObject*) operation, (const gchar *) "current-page", (GValue*) &startPage);
1051             g_object_get_property((GObject*) operation, (const gchar *) "current-page", (GValue*) &endPage);
1052             break;
1053         case GTK_PRINT_PAGES_RANGES:
1054             {gint num_ranges = 0;
1055             GtkPageRange* range;
1056             range = gtk_print_settings_get_page_ranges (settings, &num_ranges);
1057             // We don't need to verify these values as it has already been done in wxGtkPrinter::BeginPrint.
1058             if (num_ranges >= 1)
1059             {
1060                 startPage = range[0].start + 1;
1061                 endPage = range[0].end + 1;
1062             }
1063             else {
1064                 startPage = minPage;
1065                 endPage = maxPage;
1066             }
1067             break;}
1068         case GTK_PRINT_PAGES_ALL:
1069         default:
1070             startPage = minPage;
1071             endPage = maxPage;
1072             break;
1073     }
1074
1075     if(numPageToDraw == startPage)
1076     {
1077         if (!printout->OnBeginDocument(startPage, endPage))
1078         {
1079             wxLogError(_("Could not start printing."));
1080             sm_lastError = wxPRINTER_ERROR;
1081         }
1082     }
1083
1084     // The app can render the page numPageToDraw.
1085     if (printout->HasPage(numPageToDraw))
1086     {
1087         m_dc->StartPage();
1088         printout->OnPrintPage(numPageToDraw);
1089         m_dc->EndPage();
1090     }
1091
1092
1093     if(numPageToDraw == endPage)
1094     {
1095         printout->OnEndDocument();
1096     }
1097 }
1098
1099 wxDC* wxGtkPrinter::PrintDialog( wxWindow *parent )
1100 {
1101     wxGtkPrintDialog dialog( parent, &m_printDialogData );
1102
1103     dialog.SetPrintDC(m_dc);
1104     dialog.SetShowDialog(true);
1105
1106     int ret = dialog.ShowModal();
1107
1108     if (ret == wxID_CANCEL)
1109     {
1110         sm_lastError = wxPRINTER_CANCELLED;
1111         return NULL;
1112     }
1113     if (ret == wxID_NO)
1114     {
1115         sm_lastError = wxPRINTER_ERROR;
1116         wxFAIL_MSG(_("The print dialog returned an error."));
1117         return NULL;
1118     }
1119
1120     m_printDialogData = dialog.GetPrintDialogData();
1121
1122     return new wxPrinterDC( m_printDialogData.GetPrintData() );
1123 }
1124
1125 bool wxGtkPrinter::Setup( wxWindow * WXUNUSED(parent) )
1126 {
1127     // Obsolete, for backward compatibility.
1128     return false;
1129 }
1130
1131 //-----------------------------------------------------------------------------
1132 // wxGtkPrinterDC
1133 //-----------------------------------------------------------------------------
1134
1135 #define wxCAIRO_SCALE 1
1136
1137 #if wxCAIRO_SCALE
1138
1139 #define XLOG2DEV(x)     LogicalToDeviceX(x)
1140 #define XLOG2DEVREL(x)  LogicalToDeviceXRel(x)
1141 #define YLOG2DEV(x)     LogicalToDeviceY(x)
1142 #define YLOG2DEVREL(x)  LogicalToDeviceYRel(x)
1143
1144 #else
1145
1146 #define XLOG2DEV(x)     ((double)(LogicalToDeviceX(x)) * m_DEV2PS)
1147 #define XLOG2DEVREL(x)  ((double)(LogicalToDeviceXRel(x)) * m_DEV2PS)
1148 #define YLOG2DEV(x)     ((double)(LogicalToDeviceY(x)) * m_DEV2PS)
1149 #define YLOG2DEVREL(x)  ((double)(LogicalToDeviceYRel(x)) * m_DEV2PS)
1150
1151 #endif
1152
1153 IMPLEMENT_ABSTRACT_CLASS(wxGtkPrinterDCImpl, wxDCImpl)
1154
1155 wxGtkPrinterDCImpl::wxGtkPrinterDCImpl(wxPrinterDC *owner, const wxPrintData& data)
1156                   : wxDCImpl( owner )
1157 {
1158     m_printData = data;
1159
1160     wxGtkPrintNativeData *native =
1161         (wxGtkPrintNativeData*) m_printData.GetNativeData();
1162
1163     m_gpc = native->GetPrintContext();
1164
1165     // Match print quality to resolution (high = 1200dpi)
1166     m_resolution = m_printData.GetQuality(); // (int) gtk_print_context_get_dpi_x( m_gpc );
1167     if (m_resolution < 0)
1168         m_resolution = (1 << (m_resolution+4)) *150;
1169
1170     m_context = gtk_print_context_create_pango_context( m_gpc );
1171     m_layout = gtk_print_context_create_pango_layout ( m_gpc );
1172     m_fontdesc = pango_font_description_from_string( "Sans 12" );
1173
1174     m_cairo = gtk_print_context_get_cairo_context ( m_gpc );
1175
1176 #if wxCAIRO_SCALE
1177     m_PS2DEV = 1.0;
1178     m_DEV2PS = 1.0;
1179
1180     cairo_scale( m_cairo, 72.0 / (double)m_resolution, 72.0 / (double)m_resolution );
1181 #else
1182     m_PS2DEV = (double)m_resolution / 72.0;
1183     m_DEV2PS = 72.0 / (double)m_resolution;
1184 #endif
1185
1186     m_currentRed = 0;
1187     m_currentBlue = 0;
1188     m_currentGreen = 0;
1189
1190     m_signX = 1;  // default x-axis left to right.
1191     m_signY = 1;  // default y-axis bottom up -> top down.
1192
1193     // By default the origin of the Cairo context is in the upper left
1194     // corner of the printable area. We need to translate it so that it
1195     // is in the upper left corner of the paper (without margins)
1196     GtkPageSetup *setup = gtk_print_context_get_page_setup( m_gpc );
1197     gdouble ml, mt;
1198     ml = gtk_page_setup_get_left_margin (setup, GTK_UNIT_POINTS);
1199     mt = gtk_page_setup_get_top_margin (setup, GTK_UNIT_POINTS);
1200     cairo_translate(m_cairo, -ml, -mt);
1201 }
1202
1203 wxGtkPrinterDCImpl::~wxGtkPrinterDCImpl()
1204 {
1205     g_object_unref(m_context);
1206     g_object_unref(m_layout);
1207 }
1208
1209 bool wxGtkPrinterDCImpl::IsOk() const
1210 {
1211     return m_gpc != NULL;
1212 }
1213
1214 void* wxGtkPrinterDCImpl::GetCairoContext() const
1215 {
1216     return (void*) cairo_reference( m_cairo );
1217 }
1218
1219 bool wxGtkPrinterDCImpl::DoFloodFill(wxCoord WXUNUSED(x1),
1220                                wxCoord WXUNUSED(y1),
1221                                const wxColour& WXUNUSED(col),
1222                                wxFloodFillStyle WXUNUSED(style))
1223 {
1224     // We can't access the given coord as a Cairo context is scalable, ie a
1225     // coord doesn't mean anything in this context.
1226     wxFAIL_MSG(_("not implemented"));
1227     return false;
1228 }
1229
1230 void wxGtkPrinterDCImpl::DoGradientFillConcentric(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, const wxPoint& circleCenter)
1231 {
1232     wxCoord xC = circleCenter.x;
1233     wxCoord yC = circleCenter.y;
1234     wxCoord xR = rect.x;
1235     wxCoord yR = rect.y;
1236     wxCoord w =  rect.width;
1237     wxCoord h = rect.height;
1238
1239     const double r2 = (w/2)*(w/2)+(h/2)*(h/2);
1240     double radius = sqrt(r2);
1241
1242     unsigned char redI = initialColour.Red();
1243     unsigned char blueI = initialColour.Blue();
1244     unsigned char greenI = initialColour.Green();
1245     unsigned char alphaI = initialColour.Alpha();
1246     unsigned char redD = destColour.Red();
1247     unsigned char blueD = destColour.Blue();
1248     unsigned char greenD = destColour.Green();
1249     unsigned char alphaD = destColour.Alpha();
1250
1251     double redIPS = (double)(redI) / 255.0;
1252     double blueIPS = (double)(blueI) / 255.0;
1253     double greenIPS = (double)(greenI) / 255.0;
1254     double alphaIPS = (double)(alphaI) / 255.0;
1255     double redDPS = (double)(redD) / 255.0;
1256     double blueDPS = (double)(blueD) / 255.0;
1257     double greenDPS = (double)(greenD) / 255.0;
1258     double alphaDPS = (double)(alphaD) / 255.0;
1259
1260     // Create a pattern with the gradient.
1261     cairo_pattern_t* gradient;
1262     gradient = cairo_pattern_create_radial (XLOG2DEV(xC+xR), YLOG2DEV(yC+yR), 0, XLOG2DEV(xC+xR), YLOG2DEV(yC+yR), radius * m_DEV2PS );
1263     cairo_pattern_add_color_stop_rgba (gradient, 0.0, redIPS, greenIPS, blueIPS, alphaIPS);
1264     cairo_pattern_add_color_stop_rgba (gradient, 1.0, redDPS, greenDPS, blueDPS, alphaDPS);
1265
1266     // Fill the rectangle with this pattern.
1267     cairo_set_source(m_cairo, gradient);
1268     cairo_rectangle (m_cairo, XLOG2DEV(xR), YLOG2DEV(yR), XLOG2DEVREL(w), YLOG2DEVREL(h) );
1269     cairo_fill(m_cairo);
1270
1271     cairo_pattern_destroy(gradient);
1272
1273     CalcBoundingBox(xR, yR);
1274     CalcBoundingBox(xR+w, yR+h);
1275 }
1276
1277 void wxGtkPrinterDCImpl::DoGradientFillLinear(const wxRect& rect, const wxColour& initialColour, const wxColour& destColour, wxDirection nDirection)
1278 {
1279     wxCoord x = rect.x;
1280     wxCoord y = rect.y;
1281     wxCoord w = rect.width;
1282     wxCoord h = rect.height;
1283
1284     unsigned char redI = initialColour.Red();
1285     unsigned char blueI = initialColour.Blue();
1286     unsigned char greenI = initialColour.Green();
1287     unsigned char alphaI = initialColour.Alpha();
1288     unsigned char redD = destColour.Red();
1289     unsigned char blueD = destColour.Blue();
1290     unsigned char greenD = destColour.Green();
1291     unsigned char alphaD = destColour.Alpha();
1292
1293     double redIPS = (double)(redI) / 255.0;
1294     double blueIPS = (double)(blueI) / 255.0;
1295     double greenIPS = (double)(greenI) / 255.0;
1296     double alphaIPS = (double)(alphaI) / 255.0;
1297     double redDPS = (double)(redD) / 255.0;
1298     double blueDPS = (double)(blueD) / 255.0;
1299     double greenDPS = (double)(greenD) / 255.0;
1300     double alphaDPS = (double)(alphaD) / 255.0;
1301
1302     // Create a pattern with the gradient.
1303     cairo_pattern_t* gradient;
1304     gradient = cairo_pattern_create_linear (XLOG2DEV(x), YLOG2DEV(y), XLOG2DEV(x+w), YLOG2DEV(y));
1305
1306     if (nDirection == wxWEST)
1307     {
1308         cairo_pattern_add_color_stop_rgba (gradient, 0.0, redDPS, greenDPS, blueDPS, alphaDPS);
1309         cairo_pattern_add_color_stop_rgba (gradient, 1.0, redIPS, greenIPS, blueIPS, alphaIPS);
1310     }
1311     else {
1312         cairo_pattern_add_color_stop_rgba (gradient, 0.0, redIPS, greenIPS, blueIPS, alphaIPS);
1313         cairo_pattern_add_color_stop_rgba (gradient, 1.0, redDPS, greenDPS, blueDPS, alphaDPS);
1314     }
1315
1316     // Fill the rectangle with this pattern.
1317     cairo_set_source(m_cairo, gradient);
1318     cairo_rectangle (m_cairo, XLOG2DEV(x), YLOG2DEV(y), XLOG2DEVREL(w), YLOG2DEVREL(h) );
1319     cairo_fill(m_cairo);
1320
1321     cairo_pattern_destroy(gradient);
1322
1323     CalcBoundingBox(x, y);
1324     CalcBoundingBox(x+w, y+h);
1325 }
1326
1327 bool wxGtkPrinterDCImpl::DoGetPixel(wxCoord WXUNUSED(x1),
1328                               wxCoord WXUNUSED(y1),
1329                               wxColour * WXUNUSED(col)) const
1330 {
1331     wxFAIL_MSG(_("not implemented"));
1332     return false;
1333 }
1334
1335 void wxGtkPrinterDCImpl::DoDrawLine(wxCoord x1, wxCoord y1, wxCoord x2, wxCoord y2)
1336 {
1337     if ( m_pen.IsTransparent() )
1338         return;
1339
1340     SetPen( m_pen );
1341     cairo_move_to ( m_cairo, XLOG2DEV(x1), YLOG2DEV(y1) );
1342     cairo_line_to ( m_cairo, XLOG2DEV(x2), YLOG2DEV(y2) );
1343     cairo_stroke ( m_cairo );
1344
1345     CalcBoundingBox( x1, y1 );
1346     CalcBoundingBox( x2, y2 );
1347 }
1348
1349 void wxGtkPrinterDCImpl::DoCrossHair(wxCoord x, wxCoord y)
1350 {
1351     int w, h;
1352     DoGetSize(&w, &h);
1353
1354     SetPen(m_pen);
1355
1356     cairo_move_to (m_cairo, XLOG2DEV(x), 0);
1357     cairo_line_to (m_cairo, XLOG2DEV(x), YLOG2DEVREL(h));
1358     cairo_move_to (m_cairo, 0, YLOG2DEV(y));
1359     cairo_line_to (m_cairo, XLOG2DEVREL(w), YLOG2DEV(y));
1360
1361     cairo_stroke (m_cairo);
1362     CalcBoundingBox( 0, 0 );
1363     CalcBoundingBox( w, h );
1364 }
1365
1366 void wxGtkPrinterDCImpl::DoDrawArc(wxCoord x1,wxCoord y1,wxCoord x2,wxCoord y2,wxCoord xc,wxCoord yc)
1367 {
1368     double dx = x1 - xc;
1369     double dy = y1 - yc;
1370     double radius = sqrt((double)(dx*dx+dy*dy));
1371
1372     double alpha1, alpha2;
1373     if (x1 == x2 && y1 == y2)
1374     {
1375         alpha1 = 0.0;
1376         alpha2 = 360.0;
1377     }
1378     else
1379     if (radius == 0.0)
1380     {
1381         alpha1 = alpha2 = 0.0;
1382     }
1383     else
1384     {
1385         alpha1 = (x1 - xc == 0) ?
1386             (y1 - yc < 0) ? 90.0 : -90.0 :
1387             atan2(double(y1-yc), double(x1-xc)) * RAD2DEG;
1388         alpha2 = (x2 - xc == 0) ?
1389             (y2 - yc < 0) ? 90.0 : -90.0 :
1390             atan2(double(y2-yc), double(x2-xc)) * RAD2DEG;
1391
1392         while (alpha1 <= 0)   alpha1 += 360;
1393         while (alpha2 <= 0)   alpha2 += 360; // adjust angles to be between.
1394         while (alpha1 > 360)  alpha1 -= 360; // 0 and 360 degree.
1395         while (alpha2 > 360)  alpha2 -= 360;
1396     }
1397
1398     alpha1 *= DEG2RAD;
1399     alpha2 *= DEG2RAD;
1400
1401     cairo_new_path(m_cairo);
1402
1403     cairo_arc_negative ( m_cairo, XLOG2DEV(xc), YLOG2DEV(yc), XLOG2DEVREL((int)radius), alpha1, alpha2);
1404     cairo_line_to(m_cairo, XLOG2DEV(xc), YLOG2DEV(yc));
1405     cairo_close_path (m_cairo);
1406
1407     SetBrush( m_brush );
1408     cairo_fill_preserve( m_cairo );
1409
1410     SetPen (m_pen);
1411     cairo_stroke( m_cairo );
1412
1413     CalcBoundingBox (x1, y1);
1414     CalcBoundingBox (xc, yc);
1415     CalcBoundingBox (x2, y2);
1416 }
1417
1418 void wxGtkPrinterDCImpl::DoDrawEllipticArc(wxCoord x,wxCoord y,wxCoord w,wxCoord h,double sa,double ea)
1419 {
1420     cairo_save( m_cairo );
1421
1422     cairo_new_path(m_cairo);
1423
1424     cairo_translate( m_cairo, XLOG2DEV((wxCoord) (x + w / 2.)), XLOG2DEV((wxCoord) (y + h / 2.)) );
1425     double scale = (double)YLOG2DEVREL(h) / (double) XLOG2DEVREL(w);
1426     cairo_scale( m_cairo, 1.0, scale );
1427
1428     cairo_arc_negative ( m_cairo, 0, 0, XLOG2DEVREL(w/2), -sa*DEG2RAD, -ea*DEG2RAD);
1429
1430     SetPen (m_pen);
1431     cairo_stroke_preserve( m_cairo );
1432
1433     cairo_line_to(m_cairo, 0,0);
1434
1435     SetBrush( m_brush );
1436     cairo_fill( m_cairo );
1437
1438     cairo_restore( m_cairo );
1439
1440     CalcBoundingBox( x, y);
1441     CalcBoundingBox( x+w, y+h );
1442 }
1443
1444 void wxGtkPrinterDCImpl::DoDrawPoint(wxCoord x, wxCoord y)
1445 {
1446     if ( m_pen.IsTransparent() )
1447         return;
1448
1449     SetPen( m_pen );
1450
1451     cairo_move_to ( m_cairo, XLOG2DEV(x), YLOG2DEV(y) );
1452     cairo_line_to ( m_cairo, XLOG2DEV(x), YLOG2DEV(y) );
1453     cairo_stroke ( m_cairo );
1454
1455     CalcBoundingBox( x, y );
1456 }
1457
1458 void wxGtkPrinterDCImpl::DoDrawLines(int n, wxPoint points[], wxCoord xoffset, wxCoord yoffset)
1459 {
1460     if ( m_pen.IsTransparent() )
1461         return;
1462
1463
1464     if (n <= 0) return;
1465
1466     SetPen (m_pen);
1467
1468     int i;
1469     for ( i =0; i<n ; i++ )
1470         CalcBoundingBox( points[i].x+xoffset, points[i].y+yoffset);
1471
1472     cairo_move_to ( m_cairo, XLOG2DEV(points[0].x+xoffset), YLOG2DEV(points[0].y+yoffset) );
1473
1474     for (i = 1; i < n; i++)
1475         cairo_line_to ( m_cairo, XLOG2DEV(points[i].x+xoffset), YLOG2DEV(points[i].y+yoffset) );
1476
1477     cairo_stroke ( m_cairo);
1478 }
1479
1480 void wxGtkPrinterDCImpl::DoDrawPolygon(int n, wxPoint points[],
1481                                        wxCoord xoffset, wxCoord yoffset,
1482                                        wxPolygonFillMode fillStyle)
1483 {
1484     if (n==0) return;
1485
1486     cairo_save(m_cairo);
1487     if (fillStyle == wxWINDING_RULE)
1488         cairo_set_fill_rule( m_cairo, CAIRO_FILL_RULE_WINDING);
1489     else
1490         cairo_set_fill_rule( m_cairo, CAIRO_FILL_RULE_EVEN_ODD);
1491
1492     int x = points[0].x + xoffset;
1493     int y = points[0].y + yoffset;
1494     cairo_new_path(m_cairo);
1495     cairo_move_to( m_cairo, XLOG2DEV(x), YLOG2DEV(y) );
1496     int i;
1497     for (i = 1; i < n; i++)
1498     {
1499         int x = points[i].x + xoffset;
1500         int y = points[i].y + yoffset;
1501         cairo_line_to( m_cairo, XLOG2DEV(x), YLOG2DEV(y) );
1502     }
1503     cairo_close_path(m_cairo);
1504
1505     SetBrush( m_brush );
1506     cairo_fill_preserve( m_cairo );
1507
1508     SetPen (m_pen);
1509     cairo_stroke( m_cairo );
1510
1511     CalcBoundingBox( x, y );
1512
1513     cairo_restore(m_cairo);
1514 }
1515
1516 void wxGtkPrinterDCImpl::DoDrawPolyPolygon(int n, int count[], wxPoint points[],
1517                                            wxCoord xoffset, wxCoord yoffset,
1518                                            wxPolygonFillMode fillStyle)
1519 {
1520     wxDCImpl::DoDrawPolyPolygon( n, count, points, xoffset, yoffset, fillStyle );
1521 }
1522
1523 void wxGtkPrinterDCImpl::DoDrawRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1524 {
1525     width--;
1526     height--;
1527
1528     cairo_new_path(m_cairo);
1529     cairo_rectangle ( m_cairo, XLOG2DEV(x), YLOG2DEV(y), XLOG2DEVREL(width), YLOG2DEVREL(height));
1530
1531     SetBrush( m_brush );
1532     cairo_fill_preserve( m_cairo );
1533
1534     SetPen (m_pen);
1535     cairo_stroke( m_cairo );
1536
1537     CalcBoundingBox( x, y );
1538     CalcBoundingBox( x + width, y + height );
1539 }
1540
1541 void wxGtkPrinterDCImpl::DoDrawRoundedRectangle(wxCoord x, wxCoord y, wxCoord width, wxCoord height, double radius)
1542 {
1543     width--;
1544     height--;
1545
1546     if (radius < 0.0) radius = - radius * ((width < height) ? width : height);
1547
1548     wxCoord dd = 2 * (wxCoord) radius;
1549     if (dd > width) dd = width;
1550     if (dd > height) dd = height;
1551     radius = dd / 2;
1552
1553     wxCoord rad = (wxCoord) radius;
1554
1555     cairo_new_path(m_cairo);
1556     cairo_move_to(m_cairo,XLOG2DEV(x + rad),YLOG2DEV(y));
1557     cairo_curve_to(m_cairo,
1558                                 XLOG2DEV(x + rad),YLOG2DEV(y),
1559                                 XLOG2DEV(x),YLOG2DEV(y),
1560                                 XLOG2DEV(x),YLOG2DEV(y + rad));
1561     cairo_line_to(m_cairo,XLOG2DEV(x),YLOG2DEV(y + height - rad));
1562     cairo_curve_to(m_cairo,
1563                                 XLOG2DEV(x),YLOG2DEV(y + height - rad),
1564                                 XLOG2DEV(x),YLOG2DEV(y + height),
1565                                 XLOG2DEV(x + rad),YLOG2DEV(y + height));
1566     cairo_line_to(m_cairo,XLOG2DEV(x + width - rad),YLOG2DEV(y + height));
1567     cairo_curve_to(m_cairo,
1568                                 XLOG2DEV(x + width - rad),YLOG2DEV(y + height),
1569                                 XLOG2DEV(x + width),YLOG2DEV(y + height),
1570                                 XLOG2DEV(x + width),YLOG2DEV(y + height - rad));
1571     cairo_line_to(m_cairo,XLOG2DEV(x + width),YLOG2DEV(y + rad));
1572     cairo_curve_to(m_cairo,
1573                                 XLOG2DEV(x + width),YLOG2DEV(y + rad),
1574                                 XLOG2DEV(x + width),YLOG2DEV(y),
1575                                 XLOG2DEV(x + width - rad),YLOG2DEV(y));
1576     cairo_line_to(m_cairo,XLOG2DEV(x + rad),YLOG2DEV(y));
1577     cairo_close_path(m_cairo);
1578
1579     SetBrush(m_brush);
1580     cairo_fill_preserve(m_cairo);
1581
1582     SetPen(m_pen);
1583     cairo_stroke(m_cairo);
1584
1585     CalcBoundingBox(x,y);
1586     CalcBoundingBox(x+width,y+height);
1587 }
1588
1589 void wxGtkPrinterDCImpl::DoDrawEllipse(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
1590 {
1591     width--;
1592     height--;
1593
1594     cairo_save (m_cairo);
1595
1596     cairo_new_path(m_cairo);
1597
1598     cairo_translate (m_cairo, XLOG2DEV((wxCoord) (x + width / 2.)), YLOG2DEV((wxCoord) (y + height / 2.)));
1599     cairo_scale(m_cairo, 1, (double)YLOG2DEVREL(height)/(double)XLOG2DEVREL(width));
1600     cairo_arc ( m_cairo, 0, 0, XLOG2DEVREL(width/2), 0, 2 * M_PI);
1601
1602     SetBrush( m_brush );
1603     cairo_fill_preserve( m_cairo );
1604
1605     SetPen (m_pen);
1606     cairo_stroke( m_cairo );
1607
1608     CalcBoundingBox( x, y );
1609     CalcBoundingBox( x + width, y + height );
1610
1611     cairo_restore (m_cairo);
1612 }
1613
1614 #if wxUSE_SPLINES
1615 void wxGtkPrinterDCImpl::DoDrawSpline(const wxPointList *points)
1616 {
1617     SetPen (m_pen);
1618
1619     double c, d, x1, y1, x2, y2, x3, y3;
1620     wxPoint *p, *q;
1621
1622     wxPointList::compatibility_iterator node = points->GetFirst();
1623     p = node->GetData();
1624     x1 = p->x;
1625     y1 = p->y;
1626
1627     node = node->GetNext();
1628     p = node->GetData();
1629     c = p->x;
1630     d = p->y;
1631     x3 =
1632          (double)(x1 + c) / 2;
1633     y3 =
1634          (double)(y1 + d) / 2;
1635
1636     cairo_new_path( m_cairo );
1637     cairo_move_to( m_cairo, XLOG2DEV((wxCoord)x1), YLOG2DEV((wxCoord)y1) );
1638     cairo_line_to( m_cairo, XLOG2DEV((wxCoord)x3), YLOG2DEV((wxCoord)y3) );
1639
1640     CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
1641     CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
1642
1643     node = node->GetNext();
1644     while (node)
1645     {
1646         q = node->GetData();
1647
1648         x1 = x3;
1649         y1 = y3;
1650         x2 = c;
1651         y2 = d;
1652         c = q->x;
1653         d = q->y;
1654         x3 = (double)(x2 + c) / 2;
1655         y3 = (double)(y2 + d) / 2;
1656
1657         cairo_curve_to(m_cairo,
1658             XLOG2DEV((wxCoord)x1), YLOG2DEV((wxCoord)y1),
1659             XLOG2DEV((wxCoord)x2), YLOG2DEV((wxCoord)y2),
1660             XLOG2DEV((wxCoord)x3), YLOG2DEV((wxCoord)y3) );
1661
1662         CalcBoundingBox( (wxCoord)x1, (wxCoord)y1 );
1663         CalcBoundingBox( (wxCoord)x3, (wxCoord)y3 );
1664
1665         node = node->GetNext();
1666     }
1667
1668     cairo_line_to ( m_cairo, XLOG2DEV((wxCoord)c), YLOG2DEV((wxCoord)d) );
1669
1670     cairo_stroke( m_cairo );
1671 }
1672 #endif // wxUSE_SPLINES
1673
1674 bool wxGtkPrinterDCImpl::DoBlit(wxCoord xdest, wxCoord ydest,
1675                           wxCoord width, wxCoord height,
1676                           wxDC *source, wxCoord xsrc, wxCoord ysrc,
1677                           wxRasterOperationMode rop, bool useMask,
1678                           wxCoord WXUNUSED_UNLESS_DEBUG(xsrcMask),
1679                           wxCoord WXUNUSED_UNLESS_DEBUG(ysrcMask))
1680 {
1681     wxASSERT_MSG( xsrcMask == wxDefaultCoord && ysrcMask == wxDefaultCoord,
1682                   wxT("mask coordinates are not supported") );
1683
1684     wxCHECK_MSG( source, false, wxT("invalid source dc") );
1685
1686     // Blit into a bitmap.
1687     wxBitmap bitmap( width, height );
1688     wxMemoryDC memDC;
1689     memDC.SelectObject(bitmap);
1690     memDC.Blit(0, 0, width, height, source, xsrc, ysrc, rop);
1691     memDC.SelectObject(wxNullBitmap);
1692
1693     // Draw bitmap. scaling and positioning is done there.
1694     GetOwner()->DrawBitmap( bitmap, xdest, ydest, useMask );
1695
1696     return true;
1697 }
1698
1699 void wxGtkPrinterDCImpl::DoDrawIcon( const wxIcon& icon, wxCoord x, wxCoord y )
1700 {
1701     DoDrawBitmap( icon, x, y, true );
1702 }
1703
1704 void wxGtkPrinterDCImpl::DoDrawBitmap( const wxBitmap& bitmap, wxCoord x, wxCoord y, bool useMask )
1705 {
1706     wxCHECK_RET( bitmap.IsOk(), wxT("Invalid bitmap in wxGtkPrinterDCImpl::DoDrawBitmap"));
1707
1708     x = wxCoord(XLOG2DEV(x));
1709     y = wxCoord(YLOG2DEV(y));
1710     int bw = bitmap.GetWidth();
1711     int bh = bitmap.GetHeight();
1712 #ifndef __WXGTK3__
1713     wxBitmap bmpSource = bitmap;  // we need a non-const instance.
1714     if (!useMask && !bitmap.HasPixbuf() && bitmap.GetMask())
1715         bmpSource.SetMask(NULL);
1716 #endif
1717
1718     cairo_save(m_cairo);
1719
1720     // Prepare to draw the image.
1721     cairo_translate(m_cairo, x, y);
1722
1723     // Scale the image
1724     wxDouble scaleX = (wxDouble) XLOG2DEVREL(bw) / (wxDouble) bw;
1725     wxDouble scaleY = (wxDouble) YLOG2DEVREL(bh) / (wxDouble) bh;
1726     cairo_scale(m_cairo, scaleX, scaleY);
1727
1728 #ifdef __WXGTK3__
1729     bitmap.Draw(m_cairo, 0, 0, useMask, &m_textForegroundColour, &m_textBackgroundColour);
1730 #else
1731     gdk_cairo_set_source_pixbuf(m_cairo, bmpSource.GetPixbuf(), 0, 0);
1732     cairo_pattern_set_filter(cairo_get_source(m_cairo), CAIRO_FILTER_NEAREST);
1733     // Use the original size here since the context is scaled already.
1734     cairo_rectangle(m_cairo, 0, 0, bw, bh);
1735     // Fill the rectangle using the pattern.
1736     cairo_fill(m_cairo);
1737 #endif
1738
1739     CalcBoundingBox(0,0);
1740     CalcBoundingBox(bw,bh);
1741
1742     cairo_restore(m_cairo);
1743 }
1744
1745 void wxGtkPrinterDCImpl::DoDrawText(const wxString& text, wxCoord x, wxCoord y )
1746 {
1747     DoDrawRotatedText( text, x, y, 0.0 );
1748 }
1749
1750 void wxGtkPrinterDCImpl::DoDrawRotatedText(const wxString& text, wxCoord x, wxCoord y, double angle)
1751 {
1752     double xx = XLOG2DEV(x);
1753     double yy = YLOG2DEV(y);
1754
1755     angle = -angle;
1756
1757     const wxScopedCharBuffer data = text.utf8_str();
1758
1759     pango_layout_set_text(m_layout, data, data.length());
1760
1761     const bool setAttrs = m_font.GTKSetPangoAttrs(m_layout);
1762     if (m_textForegroundColour.IsOk())
1763     {
1764         unsigned char red = m_textForegroundColour.Red();
1765         unsigned char blue = m_textForegroundColour.Blue();
1766         unsigned char green = m_textForegroundColour.Green();
1767         unsigned char alpha = m_textForegroundColour.Alpha();
1768
1769         if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue && alpha == m_currentAlpha))
1770         {
1771             double redPS = (double)(red) / 255.0;
1772             double bluePS = (double)(blue) / 255.0;
1773             double greenPS = (double)(green) / 255.0;
1774             double alphaPS = (double)(alpha) / 255.0;
1775
1776             cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS );
1777
1778             m_currentRed = red;
1779             m_currentBlue = blue;
1780             m_currentGreen = green;
1781             m_currentAlpha = alpha;
1782         }
1783     }
1784
1785     // Draw layout.
1786     cairo_move_to (m_cairo, xx, yy);
1787
1788     cairo_save( m_cairo );
1789
1790     if (fabs(angle) > 0.00001)
1791         cairo_rotate( m_cairo, angle*DEG2RAD );
1792
1793     cairo_scale(m_cairo, m_scaleX, m_scaleY);
1794
1795     int w,h;
1796     pango_layout_get_pixel_size( m_layout, &w, &h );
1797
1798     if ( m_backgroundMode == wxBRUSHSTYLE_SOLID )
1799     {
1800         unsigned char red = m_textBackgroundColour.Red();
1801         unsigned char blue = m_textBackgroundColour.Blue();
1802         unsigned char green = m_textBackgroundColour.Green();
1803         unsigned char alpha = m_textBackgroundColour.Alpha();
1804
1805         double redPS = (double)(red) / 255.0;
1806         double bluePS = (double)(blue) / 255.0;
1807         double greenPS = (double)(green) / 255.0;
1808         double alphaPS = (double)(alpha) / 255.0;
1809
1810         cairo_save(m_cairo);
1811         cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS );
1812         cairo_rectangle(m_cairo, 0, 0, w, h);   // still in cairo units
1813         cairo_fill(m_cairo);
1814         cairo_restore(m_cairo);
1815     }
1816
1817     pango_cairo_update_layout (m_cairo, m_layout);
1818     pango_cairo_show_layout (m_cairo, m_layout);
1819
1820     cairo_restore( m_cairo );
1821
1822     if (setAttrs)
1823     {
1824         // Undo underline attributes setting
1825         pango_layout_set_attributes(m_layout, NULL);
1826     }
1827
1828     // Back to device units:
1829     CalcBoundingBox (x, y);
1830     CalcBoundingBox (x + w, y + h);
1831 }
1832
1833 void wxGtkPrinterDCImpl::Clear()
1834 {
1835 // Clear does nothing for printing, but keep the code
1836 // for later reuse
1837 /*
1838     cairo_save(m_cairo);
1839     cairo_set_operator (m_cairo, CAIRO_OPERATOR_SOURCE);
1840     SetBrush(m_backgroundBrush);
1841     cairo_paint(m_cairo);
1842     cairo_restore(m_cairo);
1843 */
1844 }
1845
1846 void wxGtkPrinterDCImpl::SetFont( const wxFont& font )
1847 {
1848     m_font = font;
1849
1850     if (m_font.IsOk())
1851     {
1852         if (m_fontdesc)
1853             pango_font_description_free( m_fontdesc );
1854
1855         m_fontdesc = pango_font_description_copy( m_font.GetNativeFontInfo()->description );
1856
1857         float size = pango_font_description_get_size( m_fontdesc );
1858         size = size * GetFontPointSizeAdjustment(72.0);
1859         pango_font_description_set_size( m_fontdesc, (gint)size );
1860
1861         pango_layout_set_font_description( m_layout, m_fontdesc );
1862     }
1863 }
1864
1865 void wxGtkPrinterDCImpl::SetPen( const wxPen& pen )
1866 {
1867     if (!pen.IsOk()) return;
1868
1869     m_pen = pen;
1870
1871     double width;
1872
1873     if (m_pen.GetWidth() <= 0)
1874         width = 0.1;
1875     else
1876         width = (double) m_pen.GetWidth();
1877
1878     cairo_set_line_width( m_cairo, width * m_DEV2PS * m_scaleX );
1879     static const double dotted[] = {2.0, 5.0};
1880     static const double short_dashed[] = {4.0, 4.0};
1881     static const double long_dashed[] = {4.0, 8.0};
1882     static const double dotted_dashed[] = {6.0, 6.0, 2.0, 6.0};
1883
1884     switch (m_pen.GetStyle())
1885     {
1886         case wxPENSTYLE_DOT:        cairo_set_dash( m_cairo, dotted, 2, 0 ); break;
1887         case wxPENSTYLE_SHORT_DASH: cairo_set_dash( m_cairo, short_dashed, 2, 0 ); break;
1888         case wxPENSTYLE_LONG_DASH:  cairo_set_dash( m_cairo, long_dashed, 2, 0 ); break;
1889         case wxPENSTYLE_DOT_DASH:   cairo_set_dash( m_cairo, dotted_dashed, 4, 0 );  break;
1890         case wxPENSTYLE_USER_DASH:
1891         {
1892             wxDash *wx_dashes;
1893             int num = m_pen.GetDashes (&wx_dashes);
1894             gdouble *g_dashes = g_new( gdouble, num );
1895             int i;
1896             for (i = 0; i < num; ++i)
1897                 g_dashes[i] = (gdouble) wx_dashes[i];
1898             cairo_set_dash( m_cairo, g_dashes, num, 0);
1899             g_free( g_dashes );
1900         }
1901         break;
1902         case wxPENSTYLE_SOLID:
1903         case wxPENSTYLE_TRANSPARENT:
1904         default:              cairo_set_dash( m_cairo, NULL, 0, 0 );   break;
1905     }
1906
1907     switch (m_pen.GetCap())
1908     {
1909         case wxCAP_PROJECTING:  cairo_set_line_cap (m_cairo, CAIRO_LINE_CAP_SQUARE); break;
1910         case wxCAP_BUTT:        cairo_set_line_cap (m_cairo, CAIRO_LINE_CAP_BUTT); break;
1911         case wxCAP_ROUND:
1912         default:                cairo_set_line_cap (m_cairo, CAIRO_LINE_CAP_ROUND); break;
1913     }
1914
1915     switch (m_pen.GetJoin())
1916     {
1917         case wxJOIN_BEVEL:  cairo_set_line_join (m_cairo, CAIRO_LINE_JOIN_BEVEL); break;
1918         case wxJOIN_MITER:  cairo_set_line_join (m_cairo, CAIRO_LINE_JOIN_MITER); break;
1919         case wxJOIN_ROUND:
1920         default:            cairo_set_line_join (m_cairo, CAIRO_LINE_JOIN_ROUND); break;
1921     }
1922
1923     unsigned char red = m_pen.GetColour().Red();
1924     unsigned char blue = m_pen.GetColour().Blue();
1925     unsigned char green = m_pen.GetColour().Green();
1926     unsigned char alpha = m_pen.GetColour().Alpha();
1927
1928     if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue && alpha == m_currentAlpha))
1929     {
1930         double redPS = (double)(red) / 255.0;
1931         double bluePS = (double)(blue) / 255.0;
1932         double greenPS = (double)(green) / 255.0;
1933         double alphaPS = (double)(alpha) / 255.0;
1934
1935         cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS );
1936
1937         m_currentRed = red;
1938         m_currentBlue = blue;
1939         m_currentGreen = green;
1940         m_currentAlpha = alpha;
1941     }
1942 }
1943
1944 void wxGtkPrinterDCImpl::SetBrush( const wxBrush& brush )
1945 {
1946     if (!brush.IsOk()) return;
1947
1948     m_brush = brush;
1949
1950     if (m_brush.GetStyle() == wxBRUSHSTYLE_TRANSPARENT)
1951     {
1952         cairo_set_source_rgba( m_cairo, 0, 0, 0, 0 );
1953         m_currentRed = 0;
1954         m_currentBlue = 0;
1955         m_currentGreen = 0;
1956         m_currentAlpha = 0;
1957         return;
1958     }
1959
1960     // Brush colour.
1961     unsigned char red = m_brush.GetColour().Red();
1962     unsigned char blue = m_brush.GetColour().Blue();
1963     unsigned char green = m_brush.GetColour().Green();
1964     unsigned char alpha = m_brush.GetColour().Alpha();
1965
1966     double redPS = (double)(red) / 255.0;
1967     double bluePS = (double)(blue) / 255.0;
1968     double greenPS = (double)(green) / 255.0;
1969     double alphaPS = (double)(alpha) / 255.0;
1970
1971     if (!(red == m_currentRed && green == m_currentGreen && blue == m_currentBlue && alpha == m_currentAlpha))
1972     {
1973         cairo_set_source_rgba( m_cairo, redPS, greenPS, bluePS, alphaPS );
1974
1975         m_currentRed = red;
1976         m_currentBlue = blue;
1977         m_currentGreen = green;
1978         m_currentAlpha = alpha;
1979     }
1980
1981     if (m_brush.IsHatch())
1982     {
1983         cairo_t * cr;
1984         cairo_surface_t *surface;
1985         surface = cairo_surface_create_similar(cairo_get_target(m_cairo),CAIRO_CONTENT_COLOR_ALPHA,10,10);
1986         cr = cairo_create(surface);
1987         cairo_set_line_cap(cr, CAIRO_LINE_CAP_SQUARE);
1988         cairo_set_line_width(cr, 1);
1989         cairo_set_line_join(cr,CAIRO_LINE_JOIN_MITER);
1990
1991         switch (m_brush.GetStyle())
1992         {
1993             case wxBRUSHSTYLE_CROSS_HATCH:
1994                 cairo_move_to(cr, 5, 0);
1995                 cairo_line_to(cr, 5, 10);
1996                 cairo_move_to(cr, 0, 5);
1997                 cairo_line_to(cr, 10, 5);
1998                 break;
1999             case wxBRUSHSTYLE_BDIAGONAL_HATCH:
2000                 cairo_move_to(cr, 0, 10);
2001                 cairo_line_to(cr, 10, 0);
2002                 break;
2003             case wxBRUSHSTYLE_FDIAGONAL_HATCH:
2004                 cairo_move_to(cr, 0, 0);
2005                 cairo_line_to(cr, 10, 10);
2006                 break;
2007             case wxBRUSHSTYLE_CROSSDIAG_HATCH:
2008                 cairo_move_to(cr, 0, 0);
2009                 cairo_line_to(cr, 10, 10);
2010                 cairo_move_to(cr, 10, 0);
2011                 cairo_line_to(cr, 0, 10);
2012                 break;
2013             case wxBRUSHSTYLE_HORIZONTAL_HATCH:
2014                 cairo_move_to(cr, 0, 5);
2015                 cairo_line_to(cr, 10, 5);
2016                 break;
2017             case wxBRUSHSTYLE_VERTICAL_HATCH:
2018                 cairo_move_to(cr, 5, 0);
2019                 cairo_line_to(cr, 5, 10);
2020                 break;
2021             default:
2022                 wxFAIL_MSG(_("Couldn't get hatch style from wxBrush."));
2023         }
2024
2025         cairo_set_source_rgba(cr, redPS, greenPS, bluePS, alphaPS);
2026         cairo_stroke (cr);
2027
2028         cairo_destroy(cr);
2029         cairo_pattern_t * pattern = cairo_pattern_create_for_surface (surface);
2030         cairo_surface_destroy(surface);
2031         cairo_pattern_set_extend (pattern, CAIRO_EXTEND_REPEAT);
2032         cairo_set_source(m_cairo, pattern);
2033         cairo_pattern_destroy(pattern);
2034     }
2035 }
2036
2037 void wxGtkPrinterDCImpl::SetLogicalFunction( wxRasterOperationMode function )
2038 {
2039     if (function == wxCLEAR)
2040         cairo_set_operator (m_cairo, CAIRO_OPERATOR_CLEAR);
2041     else if (function == wxOR)
2042         cairo_set_operator (m_cairo, CAIRO_OPERATOR_OUT);
2043     else if (function == wxNO_OP)
2044         cairo_set_operator (m_cairo, CAIRO_OPERATOR_DEST);
2045     else if (function == wxAND)
2046         cairo_set_operator (m_cairo, CAIRO_OPERATOR_ADD);
2047     else if (function == wxSET)
2048         cairo_set_operator (m_cairo, CAIRO_OPERATOR_SATURATE);
2049     else if (function == wxXOR)
2050         cairo_set_operator (m_cairo, CAIRO_OPERATOR_XOR);
2051     else // wxCOPY or anything else.
2052         cairo_set_operator (m_cairo, CAIRO_OPERATOR_SOURCE);
2053 }
2054
2055 void wxGtkPrinterDCImpl::SetBackground( const wxBrush& brush )
2056 {
2057     m_backgroundBrush = brush;
2058     cairo_save(m_cairo);
2059     cairo_set_operator (m_cairo, CAIRO_OPERATOR_DEST_OVER);
2060
2061     SetBrush(m_backgroundBrush);
2062     cairo_paint(m_cairo);
2063     cairo_restore(m_cairo);
2064 }
2065
2066 void wxGtkPrinterDCImpl::SetBackgroundMode(int mode)
2067 {
2068     if (mode == wxBRUSHSTYLE_SOLID)
2069         m_backgroundMode = wxBRUSHSTYLE_SOLID;
2070     else
2071         m_backgroundMode = wxBRUSHSTYLE_TRANSPARENT;
2072 }
2073
2074 void wxGtkPrinterDCImpl::DoSetClippingRegion(wxCoord x, wxCoord y, wxCoord width, wxCoord height)
2075 {
2076     cairo_rectangle ( m_cairo, XLOG2DEV(x), YLOG2DEV(y), XLOG2DEVREL(width), YLOG2DEVREL(height));
2077     cairo_clip(m_cairo);
2078 }
2079
2080 void wxGtkPrinterDCImpl::DestroyClippingRegion()
2081 {
2082     cairo_reset_clip(m_cairo);
2083 }
2084
2085 bool wxGtkPrinterDCImpl::StartDoc(const wxString& WXUNUSED(message))
2086 {
2087     return true;
2088 }
2089
2090 void wxGtkPrinterDCImpl::EndDoc()
2091 {
2092     return;
2093 }
2094
2095 void wxGtkPrinterDCImpl::StartPage()
2096 {
2097     return;
2098 }
2099
2100 void wxGtkPrinterDCImpl::EndPage()
2101 {
2102     return;
2103 }
2104
2105 wxCoord wxGtkPrinterDCImpl::GetCharHeight() const
2106 {
2107     pango_layout_set_text( m_layout, "H", 1 );
2108
2109     int w,h;
2110     pango_layout_get_pixel_size( m_layout, &w, &h );
2111
2112     return wxRound( h * m_PS2DEV );
2113 }
2114
2115 wxCoord wxGtkPrinterDCImpl::GetCharWidth() const
2116 {
2117     pango_layout_set_text( m_layout, "H", 1 );
2118
2119     int w,h;
2120     pango_layout_get_pixel_size( m_layout, &w, &h );
2121
2122     return wxRound( w * m_PS2DEV );
2123 }
2124
2125 void wxGtkPrinterDCImpl::DoGetTextExtent(const wxString& string, wxCoord *width, wxCoord *height,
2126                      wxCoord *descent,
2127                      wxCoord *externalLeading,
2128                      const wxFont *theFont ) const
2129 {
2130     if ( width )
2131         *width = 0;
2132     if ( height )
2133         *height = 0;
2134     if ( descent )
2135         *descent = 0;
2136     if ( externalLeading )
2137         *externalLeading = 0;
2138
2139     if (string.empty())
2140     {
2141         return;
2142     }
2143
2144     cairo_save( m_cairo );
2145     cairo_scale(m_cairo, m_scaleX, m_scaleY);
2146
2147     // Set layout's text
2148     const wxScopedCharBuffer dataUTF8 = string.utf8_str();
2149
2150     gint oldSize=0;
2151     if ( theFont )
2152     {
2153         // scale the font and apply it
2154         PangoFontDescription *desc = theFont->GetNativeFontInfo()->description;
2155         oldSize = pango_font_description_get_size(desc);
2156         const float size = oldSize * GetFontPointSizeAdjustment(72.0);
2157         pango_font_description_set_size(desc, (gint)size);
2158
2159         pango_layout_set_font_description(m_layout, desc);
2160     }
2161
2162     pango_layout_set_text( m_layout, dataUTF8, strlen(dataUTF8) );
2163
2164     int h;
2165     pango_layout_get_pixel_size( m_layout, width, &h );
2166     if ( height )
2167         *height = h;
2168
2169     if (descent)
2170     {
2171         PangoLayoutIter *iter = pango_layout_get_iter(m_layout);
2172         int baseline = pango_layout_iter_get_baseline(iter);
2173         pango_layout_iter_free(iter);
2174         *descent = h - PANGO_PIXELS(baseline);
2175     }
2176
2177     if ( theFont )
2178     {
2179         // restore font and reset font's size back
2180         pango_layout_set_font_description(m_layout, m_fontdesc);
2181
2182         PangoFontDescription *desc = theFont->GetNativeFontInfo()->description;
2183         pango_font_description_set_size(desc, oldSize);
2184     }
2185
2186     cairo_restore( m_cairo );
2187 }
2188
2189 void wxGtkPrinterDCImpl::DoGetSize(int* width, int* height) const
2190 {
2191     GtkPageSetup *setup = gtk_print_context_get_page_setup( m_gpc );
2192
2193     if (width)
2194         *width = wxRound( (double)gtk_page_setup_get_paper_width( setup, GTK_UNIT_POINTS ) * (double)m_resolution / 72.0 );
2195     if (height)
2196         *height = wxRound( (double)gtk_page_setup_get_paper_height( setup, GTK_UNIT_POINTS ) * (double)m_resolution / 72.0 );
2197 }
2198
2199 void wxGtkPrinterDCImpl::DoGetSizeMM(int *width, int *height) const
2200 {
2201     GtkPageSetup *setup = gtk_print_context_get_page_setup( m_gpc );
2202
2203     if (width)
2204         *width = wxRound( gtk_page_setup_get_paper_width( setup, GTK_UNIT_MM ) );
2205     if (height)
2206         *height = wxRound( gtk_page_setup_get_paper_height( setup, GTK_UNIT_MM ) );
2207 }
2208
2209 wxSize wxGtkPrinterDCImpl::GetPPI() const
2210 {
2211     return wxSize( (int)m_resolution, (int)m_resolution );
2212 }
2213
2214 void wxGtkPrinterDCImpl::SetPrintData(const wxPrintData& data)
2215 {
2216     m_printData = data;
2217 }
2218
2219 // overridden for wxPrinterDC Impl
2220
2221 wxRect wxGtkPrinterDCImpl::GetPaperRect() const
2222 {
2223     // Does GtkPrint support printer margins?
2224     int w = 0;
2225     int h = 0;
2226     DoGetSize( &w, &h );
2227     return wxRect( 0,0,w,h );
2228 }
2229
2230 int wxGtkPrinterDCImpl::GetResolution() const
2231 {
2232     return m_resolution;
2233 }
2234
2235 // ----------------------------------------------------------------------------
2236 // Print preview
2237 // ----------------------------------------------------------------------------
2238
2239 IMPLEMENT_CLASS(wxGtkPrintPreview, wxPrintPreviewBase)
2240
2241 void wxGtkPrintPreview::Init(wxPrintout * WXUNUSED(printout),
2242                              wxPrintout * WXUNUSED(printoutForPrinting),
2243                              wxPrintData *data)
2244 {
2245     // convert wxPrintQuality to resolution (input pointer can be NULL)
2246     wxPrintQuality quality = data ? data->GetQuality() : wxPRINT_QUALITY_MEDIUM;
2247     switch ( quality )
2248     {
2249         case wxPRINT_QUALITY_HIGH:
2250             m_resolution = 1200;
2251             break;
2252
2253         case wxPRINT_QUALITY_LOW:
2254             m_resolution = 300;
2255             break;
2256
2257         case wxPRINT_QUALITY_DRAFT:
2258             m_resolution = 150;
2259             break;
2260
2261         default:
2262             if ( quality > 0 )
2263             {
2264                 // positive values directly indicate print resolution
2265                 m_resolution = quality;
2266                 break;
2267             }
2268
2269             wxFAIL_MSG( "unknown print quality" );
2270             // fall through
2271
2272         case wxPRINT_QUALITY_MEDIUM:
2273             m_resolution = 600;
2274             break;
2275
2276     }
2277
2278     DetermineScaling();
2279 }
2280
2281 wxGtkPrintPreview::wxGtkPrintPreview(wxPrintout *printout,
2282                                      wxPrintout *printoutForPrinting,
2283                                      wxPrintDialogData *data)
2284                  : wxPrintPreviewBase(printout, printoutForPrinting, data)
2285 {
2286     Init(printout, printoutForPrinting, data ? &data->GetPrintData() : NULL);
2287 }
2288
2289 wxGtkPrintPreview::wxGtkPrintPreview(wxPrintout *printout,
2290                                      wxPrintout *printoutForPrinting,
2291                                      wxPrintData *data)
2292                  : wxPrintPreviewBase(printout, printoutForPrinting, data)
2293 {
2294     Init(printout, printoutForPrinting, data);
2295 }
2296
2297 wxGtkPrintPreview::~wxGtkPrintPreview()
2298 {
2299 }
2300
2301 bool wxGtkPrintPreview::Print(bool interactive)
2302 {
2303     if (!m_printPrintout)
2304         return false;
2305
2306     wxPrinter printer(& m_printDialogData);
2307     return printer.Print(m_previewFrame, m_printPrintout, interactive);
2308 }
2309
2310 void wxGtkPrintPreview::DetermineScaling()
2311 {
2312     wxPaperSize paperType = m_printDialogData.GetPrintData().GetPaperId();
2313
2314     wxPrintPaperType *paper = wxThePrintPaperDatabase->FindPaperType(paperType);
2315     if (!paper)
2316         paper = wxThePrintPaperDatabase->FindPaperType(wxPAPER_A4);
2317
2318     if (paper)
2319     {
2320         const wxSize screenPPI = wxGetDisplayPPI();
2321         int logPPIScreenX = screenPPI.GetWidth();
2322         int logPPIScreenY = screenPPI.GetHeight();
2323         int logPPIPrinterX = m_resolution;
2324         int logPPIPrinterY = m_resolution;
2325
2326         m_previewPrintout->SetPPIScreen( logPPIScreenX, logPPIScreenY );
2327         m_previewPrintout->SetPPIPrinter( logPPIPrinterX, logPPIPrinterY );
2328
2329         // Get width and height in points (1/72th of an inch)
2330         wxSize sizeDevUnits(paper->GetSizeDeviceUnits());
2331         sizeDevUnits.x = wxRound((double)sizeDevUnits.x * (double)m_resolution / 72.0);
2332         sizeDevUnits.y = wxRound((double)sizeDevUnits.y * (double)m_resolution / 72.0);
2333
2334         wxSize sizeTenthsMM(paper->GetSize());
2335         wxSize sizeMM(sizeTenthsMM.x / 10, sizeTenthsMM.y / 10);
2336
2337         // If in landscape mode, we need to swap the width and height.
2338         if ( m_printDialogData.GetPrintData().GetOrientation() == wxLANDSCAPE )
2339         {
2340             m_pageWidth = sizeDevUnits.y;
2341             m_pageHeight = sizeDevUnits.x;
2342             m_previewPrintout->SetPageSizeMM(sizeMM.y, sizeMM.x);
2343         }
2344         else
2345         {
2346             m_pageWidth = sizeDevUnits.x;
2347             m_pageHeight = sizeDevUnits.y;
2348             m_previewPrintout->SetPageSizeMM(sizeMM.x, sizeMM.y);
2349         }
2350         m_previewPrintout->SetPageSizePixels(m_pageWidth, m_pageHeight);
2351         m_previewPrintout->SetPaperRectPixels(wxRect(0, 0, m_pageWidth, m_pageHeight));
2352
2353         // At 100%, the page should look about page-size on the screen.
2354         m_previewScaleX = float(logPPIScreenX) / logPPIPrinterX;
2355         m_previewScaleY = float(logPPIScreenY) / logPPIPrinterY;
2356     }
2357 }
2358
2359 #endif
2360      // wxUSE_GTKPRINT